889437942472 has 32 divisors (see below), whose sum is σ = 1755517500000. Its totient is φ = 421301219328.

The previous prime is 889437942467. The next prime is 889437942479. The reversal of 889437942472 is 274249734988.

889437942472 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 889437942398 and 889437942407.

It is not an unprimeable number, because it can be changed into a prime (889437942479) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8626279 + ... + 8728777.

It is an arithmetic number, because the mean of its divisors is an integer number (54859921875).

Almost surely, 2^889437942472 is an apocalyptic number.

It is an amenable number.

889437942472 is a deficient number, since it is larger than the sum of its proper divisors (866079557528).

889437942472 is a wasteful number, since it uses less digits than its factorization.

889437942472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159613 (or 159609 counting only the distinct ones).

The product of its digits is 195084288, while the sum is 67.

The spelling of 889437942472 in words is "eight hundred eighty-nine billion, four hundred thirty-seven million, nine hundred forty-two thousand, four hundred seventy-two".